The Lower Thames Valley Conservation Authority is one of the 36 Conservation Authorities in Ontario. It has jurisdiction over watersheds of all streams draining into the Thames River from Delaware to Lake St. Clair. The Southern boundary includes the watersheds of streams draining into Lake Erie, from the Talbot Creek watershed in the east, to the Two Creeks watershed in the west. Total area 3,275 square kilometres (1,264 square miles) and is home to 99,401 people. There are 10 member municipalities.

COVID-19 LTVCA Practices and Procedures: 

Please be advised that the LTVCA Administration Office at 100 Thames St. in Chatham and the Resource Centre at Longwoods Road Conservation Area are closed to the public until further notice. Phones may not be answered, but messages are being retrieved.  Staff are available preferably via email, and email addresses for all staff may be found in our STAFF DIRECTORY.  All departments will continue to provide services to the public. Conservation Authority staff will be reporting to work or working remotely during this time and members of the public are asked to communicate with employees by telephone or email.

Administration Office – 519-354-7310 (Please follow menu prompts)

Longwoods Road CA Resource Centre – 519-264-2420

PURCHASING SOMETHING FROM THE LTVCA?  IN LIGHT OF COVID-19, we are not accepting in person purchases or payments.

Please email your purchase request to one of the following:




DO NOT EMAIL credit card information, staff will contact you via email and send an invoice for online payment, unless you prefer to be contacted by phone (please ensure you have included your phone number in your email). For those who prefer to pay by cheque, you may mail your cheque and order form to – 100 Thames Street, Chatham ON N7L 2Y8.

Face to face meetings will be limited to specific engagements arranged by staff in advance. LTVCA staff will continue to participate in meetings through alternative means including teleconference and webinar. We sincerely apologize for the inconvenience this may cause however, the health and safety of staff and our communities is of paramount importance.


As COVID-19 cases continue to rise, a one month long provincewide shutdown is in effect as of Saturday, April 3, at 12:01 a.m.  To find out what this means please go to this link:


PROVINCEWIDE STAY-AT-HOME ORDER   Effective Thursday, April 8, 2021 at 12:01 a.m.,  requiring everyone to remain at home except for essential purposes, such as going to the grocery store or pharmacy, accessing health care services (including getting vaccinated), for outdoor exercise , or for work that cannot be done remotely.  The Stay-at-home order will last for at least 28 days, which is until May 6. 


Outdoor social gatherings must comply with public health advice on physical distancing of at least 2 metres and have no more than 5 people.  Masks are recommended.

    – schedule your trail use to avoid times of high use, conservation areas are generally open from 9 a.m. until sunset 7 days a week.
    – maintain your social distance of minimum 2 metres
    – no group interaction
    – maximum outdoor social gatherings 5 people

    – single file activity only
    – wear a mask outdoors if you cannot social distance 2 metres
    – when passing people, step as far to the side as possible and pass on the left
    – expect and respect other users
    – keep all pets on a leash and pick up after your pet
    – remove all your litter and pet litter from the conservation area – there are no garbage cans on site
    – abide by all Conservation Area Regulations

Please note that our public washrooms at Longwoods Road, Big Bend, C.M. Wilson and Sharon Creek Conservation Areas are NOT currently open.


CampingRegulations PermitsEmployment
Watershed Report CardsGrants for LandownersTree Order Form


Camping reservations open for the 2021 season on March 1, 2021 at 9 a.m.

Book a Campsite at C.M. Wilson Conservation Area button       Big Bend CA camping  






Sharon Creek Conservation Area only

Pay for Day Use Parking

Enter Zone 3022





Current Watershed Conditions

Flood Status NormalLow Water - Normal

Current Shoreline Conditions

Flood Status - Flood Outlook

Personal Flood Emergency Plans

Twitter Account for Flood Messages Twitter Flood Advisories Only

Twitter logoicon_youtubeicon_facebook

Donate to Lower Thames Valley Conservation Authority

trust the tap logo

Shoreline Condition Statement – Flood Outlook – Standing Message – Lake Erie & Lake St. Clair – High Static Water Level – April 2021

Shoreline Condition Statement – Flood Outlook – Standing Message – Lake Erie & Lake St. Clair – High Static Water Level – April 2021

Highlights: • Current water levels are down from where they were at this time of the year in 2020 or 2019, but are still well above average. • There is a risk of flooding and shoreline damage along the shorelines […]
Replacement of Accessible Marsh Boardwalk Underway! Many Partners Contribute to Longwoods Road Conservation Area’s Trail Upgrade

Replacement of Accessible Marsh Boardwalk Underway! Many Partners Contribute to Longwoods Road Conservation Area’s Trail Upgrade

Mount Brydges – It’s been a little over a year since we announced that the Ontario Trillium Foundation awarded the Lower Thames Valley Conservation Foundation a $94,000 Capital grant to complete a 12-month reconstruction of a 1 km accessible boardwalk (Mill […]
LTVCA’s Online Campground Reservations Now Live!

LTVCA’s Online Campground Reservations Now Live!

LTVCA Watershed – Great news!  The Lower Thames Valley Conservation Authority’s (LTVCA) Online ‘Let’s Camp’ campground reservation system is live!  Campgrounds will open to the public May 15 to October 11, 2021.  We have new, competitive prices, with seasonal and […]